Mainframe Analyst

Detailed description of work task to be carried out We are looking for a highly motivated Mainframe Analyst with strong technical expertise and a proactive approach to problem-solving. Key Requirements: Deep understanding of mainframe technologies (COBOL, JCL, DB2, VSAM, CICS,IMS). Proven experience in requirements gathering, impact analysis and documentation of the application. Strong analytical skills for validating developer changes and test results. Ability to document test outcomes comprehensively. Experience supporting Application Maintenance (AM) teams with production incident resolution. Coordination with Release Managers for deployment activities. Eagerness to learn new tools and adapt to evolving technologies. Location: Gdańsl/Gdynia or Warsaw Hybrid working model: 2 days in the office (3 days from Q3 2026)